Adsorption of selenium atoms at the Si(1Â 1Â 1)-7Â ÃÂ 7 surface: A combination of scanning tunnelling microscopy and density functional theory studies
Keywords: سی (1 1 1) -7 × 7; Selenium; Si(1Â 1Â 1)-7Â ÃÂ 7; STM; Density functional theory;